API 570 RECERT QUESTIONS AND
ANSWERS. VERIFIED 2025/2026.
External visual inspection intervals can be established by using: - ANS API RP 580
The following is not considered an acceptable
non-welding repair: - ANS A glued patch
Identfying integrity operating envelopes for key process variables is an important adjunct for: -
ANS Risk-based inspection
A corrosion specialist is: - ANS A person acceptable to the owner/user who is knowledgeable
and experienced in the specific process chemistry and corrosion mechanisms
The required thickness of a pipe shall be: - ANS The pressure design thickness without
corrosion allowance
For in-service weldments: - ANS It may not be appropriate to use the original construction
code radiography acceptance criteria
Nonmetallic composite pipe wraps: - ANS may be used for temporary repairs of locally
thinned areas of piping
How do you evaluate the effects of fire damage on a piping system - ANS Utilizing API 579
Fitness for Service
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Structural minimum thickness is the: - ANS minimum thickness based on design code
calculations for pressure without corrosion allowance
An item that is not in accordance with specified codes, standards or other requirements is
known as: - ANS non-conformance
For high temperature thickness measurements, what is the most important component of the
thickness testing equipment? - ANS The search unit
During pressure testing, owner/users are cautioned not to exceed what value for materials that
may be used in elevated temperature service? - ANS 90% of SMYS
In accordance with API 570, NDE examinations shall be scheduled at intervals that consider the:
- ANS Type of damage and rate of progression
How can laminar inclusions affect thickness readings in digital ultrasonic instruments? -
ANS By creating an interface that reflects the signal before it reaches the back wall
Per API 570, which of the following is an a example of subsurface cracking? - ANS hydrogen-
induced cracking
Above what temperature should appropriate temperature correction factors be applied to
ultrasonic thickness measurements? - ANS 150 degrees F (65 degrees celcius)
According to API 570, when developing an inspection plan, the methods and extent of NDE: -
ANS shall be evaluated to assure they can adequately identify the damage mechanisms
The best search units for conducting corrosion evaluation are: - ANS Dual-element
transducers
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
ANSWERS. VERIFIED 2025/2026.
External visual inspection intervals can be established by using: - ANS API RP 580
The following is not considered an acceptable
non-welding repair: - ANS A glued patch
Identfying integrity operating envelopes for key process variables is an important adjunct for: -
ANS Risk-based inspection
A corrosion specialist is: - ANS A person acceptable to the owner/user who is knowledgeable
and experienced in the specific process chemistry and corrosion mechanisms
The required thickness of a pipe shall be: - ANS The pressure design thickness without
corrosion allowance
For in-service weldments: - ANS It may not be appropriate to use the original construction
code radiography acceptance criteria
Nonmetallic composite pipe wraps: - ANS may be used for temporary repairs of locally
thinned areas of piping
How do you evaluate the effects of fire damage on a piping system - ANS Utilizing API 579
Fitness for Service
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Structural minimum thickness is the: - ANS minimum thickness based on design code
calculations for pressure without corrosion allowance
An item that is not in accordance with specified codes, standards or other requirements is
known as: - ANS non-conformance
For high temperature thickness measurements, what is the most important component of the
thickness testing equipment? - ANS The search unit
During pressure testing, owner/users are cautioned not to exceed what value for materials that
may be used in elevated temperature service? - ANS 90% of SMYS
In accordance with API 570, NDE examinations shall be scheduled at intervals that consider the:
- ANS Type of damage and rate of progression
How can laminar inclusions affect thickness readings in digital ultrasonic instruments? -
ANS By creating an interface that reflects the signal before it reaches the back wall
Per API 570, which of the following is an a example of subsurface cracking? - ANS hydrogen-
induced cracking
Above what temperature should appropriate temperature correction factors be applied to
ultrasonic thickness measurements? - ANS 150 degrees F (65 degrees celcius)
According to API 570, when developing an inspection plan, the methods and extent of NDE: -
ANS shall be evaluated to assure they can adequately identify the damage mechanisms
The best search units for conducting corrosion evaluation are: - ANS Dual-element
transducers
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
